Mamiya-Sekor C 45mm f2.8 (slow diaphragm)  type_Lens Nikon 105mm f4 Nikkor-P lens

Nikon 105mm f4 Nikkor-P lens for bellows use

A neat little pocket camera with a unique barn-door clamshell design

sharp full frame standard zoom lens with an f2

and the shutter works well

The Kodak Carousel 4600 is a later-model 35mm slide projector that uses Kodak’s popular Carousel slide trays

Mamiya-Sekor C 45mm f2.8 (slow diaphragm) &nbsptype_Lens Nikon 105mm f4 Nikkor-P lensThis is a clean Mamiya Sekor C 45mm f2. 8 lens for the Mamiya 645 camera system. No hazing or fungus, clean diaphragm blades. However, the autodiaphragm mechanism is slow enough to affect exposure, so this lens is best used in manual aperture mode.